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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.
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If you could remove all of your skin, it would weigh up to 5 pounds.
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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.